Home / 3,466.40-4,781.65-2,345.36

Finding the Fourth Proportional to 3,466.40, 4,781.65 and 2,345.36

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Solution

The fourth proportional to 3,466.40, 4,781.65 and 2,345.36 is: 3,235.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,466.40 : 4,781.65 = 2,345.36 : x
  2. Step 2: Convert to fraction form
    3,466.40/4,781.65 = 2,345.36/x
  3. Step 3: Cross multiply
    3,466.40x = 4,781.65 × 2,345.36
  4. Step 4: Simplify right side
    3,466.40x = 11,214,684.78
  5. Step 5: Solve for x
    x = 11,214,684.78/3,466.40
  6. Step 6: Final answer
    x = 3,235.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.